8 18 12 GtsSurface GtsFace GtsEdge GtsVertex
-0.4999999404 8.344650269e-07 0.5
-0.4999998212 6.556510925e-07 -0.5
-0.4999997318 1.999999523 0.5
0.4999997616 1.999999523 -0.5
0.5 1.999999046 0.5
0.4999994338 -1.192092896e-07 0.5
-0.4999995828 1.999999881 -0.5
0.4999997616 4.768371582e-07 -0.5
1 2
3 1
3 2
4 5
6 5
6 4
3 7
5 3
7 5
7 4
6 8
4 8
1 6
1 5
8 2
1 8
2 7
2 4
1 2 3
4 5 6
7 8 9
4 10 9
11 12 6
13 5 14
1 15 16
8 2 14
17 10 18
11 13 16
12 15 18
7 17 3
